package bean05;

class Athlete {
    public void doSport() {
        System.out.println("运动员进行体育运动。");
    }

    public static void testAthlete() {
        Athlete athlete = new Athlete();
        athlete.doSport();
    }
}

class Student {
    public void study() {
        System.out.println("学生进行学习。");
    }

    public static void testStudent() {
        Student student = new Student();
        student.study();
    }
}